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# Copyright (c) Authors of Clover
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
from tracing import Tracing
from kubernetes import client, config
JAEGER_IP = "localhost"
# JAEGER_IP = "1.1.1.1"
JAEGER_PORT = "30888"
JAEGER_DEPLOYMENT = "jaeger-deployment"
ISTIO_NAMESPACE = "istio-system"
ISTIO_SERVICES = ["istio-ingress", "istio-mixer"]
def validateDeploy():
config.load_kube_config()
v1 = client.AppsV1Api()
deployments = []
namespaces = []
validate = False
ret = v1.list_deployment_for_all_namespaces(watch=False)
for i in ret.items:
deployments.append(i.metadata.name)
namespaces.append(i.metadata.namespace)
if JAEGER_DEPLOYMENT in deployments:
d_index = deployments.index(JAEGER_DEPLOYMENT)
if ISTIO_NAMESPACE in namespaces[d_index]:
print("Deployment: {} present in {} namespace".format(
JAEGER_DEPLOYMENT, ISTIO_NAMESPACE))
validate = True
return validate
# Services in Jaeger will only be present when traffic passes through Istio
# Requires a deployment in Istio service mesh with some traffic targeting nodes
def validateServices():
t = Tracing(JAEGER_IP, JAEGER_PORT)
services = t.getServices()
validate = True
if services:
for s in ISTIO_SERVICES:
if s in services:
print("Service in tracing: {} present".format(s))
else:
validate = False
else:
validate = False
return validate
def main():
if validateDeploy() and validateServices():
print"Jaeger tracing validation has passed"
return True
else:
print"Jaeger tracing validation has failed"
return False
if __name__ == '__main__':
main()
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